src/soc/cavium/cn81xx/cbmem.c

   1 /*
   2  * This file is part of the coreboot project.
   3  *
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; version 2 of the License.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  */
  14
  15 #include <cbmem.h>
  16 #include <soc/addressmap.h>
  17 #include <soc/sdram.h>
  18 #include <symbols.h>
  19
  20 void *cbmem_top_chipset(void)
  21 {
  22         /* Make sure not to overlap with reserved ATF scratchpad */
  23         return (void *)((uintptr_t)_dram + (sdram_size_mb() - 1) * MiB);
  24 }